(19)

(11)

EP 3 158 638 A1

(12)

(43) Date of publication: 26.04.2017 Bulletin 2017/17 (21) Application number: 14734077.2 (22) Date of filing: 23.06.2014

(51) International Patent Classification (IPC):  H02P 3/12(2006.01) (86) International application number: PCT/EP2014/063136 (87) International publication number: WO 2015/197103 (30.12.2015 Gazette 2015/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Husqvarna AB 56182 Huskvarna (SE)	(72) Inventors: LARSÉN, Martin S-554 57 Jönköping (SE) WOLFRAM, Ted S-570 03 Vrigstad (SE) CONNYSSON, Mattias S-566 34 Habo (SE)